2

Miralax (polyethylene glycol):
Miralax (polyethylene glycol) is an excellent and safe treatment for children. 1/2 cap full of the powder added to water or juice every day will get his/her bowels back on track. He or she should have one soft bm daily. Soft like oatmeal is preferable to formed stool.
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3

I've never seen it:
I've never seen true hemorrhoids in a kid.Skin tags are very common but hemorrhoids would imply a significant problem creating higher pressure in the abdominal veins of the child.I would discuss your findings with your child's physician.
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5

How does she act?:
Does she act like a child in pain? Is she playful? Active? Does she eat well? Drink? When does she say she has the pain? During activity? Eating? Does she have any other symptoms? When she says it is hurting does she act, do anything different? If not sure have her seen by her pediatrician or family doc. They can take a good history and examen her.
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6

Black stools:
should be checked for blood
a lot of time it is related to intolerance to foods like excessive milk drinking.this could also account for his constipation
he should drink no more than 16-20 oz of milk and eat more fruits and vegetables
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7

Fluids and Fiber:
Constipation almost always involves one or more of three things in a toddler: either there is not enough water, not enough fiber, or too much of something constipating. If your child is in pain now, a glycerine suppository can give quick relief, but don't make a habit of using them. Better to find the dietary changes necessary to relieve the cause of the problem. Speak to your doctor about it.
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8

Make sure that:
The food provided is all that there is. Do not try to make him eat and lock up the "junk". If he does not eat the food provided, do not substitute. Take it away and serve it again from the fridge for the next meal. You are not responsible for his eating. Parents provide, not force. A child will willingly go hungry to express independence.
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9

Yes:
I don't know what you mean by "one off vomiting, " but i've seen constipation severe enough to cause vomiting in a child. This is, however, a rare thing, and the constipation has to be both very, very severe and very long standing. If your child is having constipation and vomiting, it's more likely that these are two related symptoms and less likely that one is causing the other.
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10

Milk:
It is unlikely any of these milks will treat his constipation. He should be drinking at least 2% milk. Increasing juices and fibre may help. If you have started potty training a break from this may help. A daily dose of laxaday or restorolax may help until he is consistently passing soft and normal diameter stools. All the best.
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